JPS63107502U - - Google Patents
Info
- Publication number
- JPS63107502U JPS63107502U JP20344486U JP20344486U JPS63107502U JP S63107502 U JPS63107502 U JP S63107502U JP 20344486 U JP20344486 U JP 20344486U JP 20344486 U JP20344486 U JP 20344486U JP S63107502 U JPS63107502 U JP S63107502U
- Authority
- JP
- Japan
- Prior art keywords
- diameter portion
- bearing member
- static pressure
- spindle device
- small diameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003068 static effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Turning (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
図はこの考案を具体化した一実施例を示す研削
盤の主軸装置の断面図である。
軸受部材…４、主軸…５、加工具としての砥石
…８、大径部…１２、小径部…１３、静圧発生部
…１４〜１７。
The figure is a sectional view of a spindle device of a grinding machine showing an embodiment of this invention. Bearing member...4, main shaft...5, grindstone as a processing tool...8, large diameter part...12, small diameter part...13, static pressure generating part...14 to 17.
Claims (1)
により支持し、主軸５の回転に伴いワークを加工
するようにした工作機械において、 前記主軸５の加工具８側端部に大径部１２を形
成するとともに、前記軸受部材４には大径部１２
の周面及び両側面に静圧力を作用させるための静
圧発生部１５〜１７を設けたことを特徴とする主
軸装置。 ２ 前記主軸５は大径部１２から加工具８とは反
対側に長く延びる小径部１３を有するとともに、
前記軸受部材４はその小径部１３の周面に静圧力
を作用させるための静圧発生部１４を備えている
実用新案登録請求の範囲第１項に記載の工作機械
の主軸装置。 ３ 前記小径部１３の延長端は軸受部材４より突
出して開放されている実用新案登録請求の範囲第
２項に記載の工作機械の主軸装置。[Claims for Utility Model Registration] 1. A main shaft 5 equipped with a processing tool 8 at one end is connected to a bearing member 4.
In this machine tool, a large diameter portion 12 is formed at the end of the main spindle 5 on the processing tool 8 side, and a large diameter portion is formed in the bearing member 4. 12
A spindle device characterized in that static pressure generating sections 15 to 17 are provided for applying static pressure to the peripheral surface and both side surfaces of the spindle device. 2. The main shaft 5 has a small diameter portion 13 that extends from the large diameter portion 12 toward the opposite side of the processing tool 8, and
The spindle device for a machine tool according to claim 1, wherein the bearing member 4 is provided with a static pressure generating portion 14 for applying static pressure to the circumferential surface of the small diameter portion 13 thereof. 3. The spindle device for a machine tool according to claim 2, wherein the extended end of the small diameter portion 13 protrudes from the bearing member 4 and is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20344486U JPS63107502U (en) | 1986-12-26 | 1986-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20344486U JPS63107502U (en) | 1986-12-26 | 1986-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63107502U true JPS63107502U (en) | 1988-07-11 |
Family
ID=31168779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20344486U Pending JPS63107502U (en) | 1986-12-26 | 1986-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63107502U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5930634A (en) * | 1982-08-06 | 1984-02-18 | Canon Inc | Machining tool holder for machine tool |
-
1986
- 1986-12-26 JP JP20344486U patent/JPS63107502U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5930634A (en) * | 1982-08-06 | 1984-02-18 | Canon Inc | Machining tool holder for machine tool |
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